3.5*2’Machine Screw Single 2BA

is a type of threaded fastener designed to be used with a nut or tapped hole. Unlike wood screws, which are self-tapping and designed to cut threads into wood, machine screws have a uniform thread along their entire length and are typically used to fasten metal parts together.

Here are some key features and uses of machine screws:

1. Thread Configuration: Machine screws have a helical thread that runs the entire length of the screw. The threads are standardized and may be coarse or fine, depending on the specific application.